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HomeProductsSensors, TransducersTemperature Sensors - Analog and Digital OutputTMP421AQDCNRQ1
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TMP421AQDCNRQ1 - Texas Instruments

Manufacturer Part Number
TMP421AQDCNRQ1
Manufacturer
Texas Instruments
Allelco Part Number
32D-TMP421AQDCNRQ1
ECAD Model
Parts Description
SENSOR DIGITAL -40C-125C SOT23-8
Detailed Description
Package
SOT-23-8
Data sheet
TMP42x-Q1 Datasheet.pdf
RoHs Status
ROHS3 Compliant
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Specifications

TMP421AQDCNRQ1 Tech Specifications
Texas Instruments - TMP421AQDCNRQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TMP421AQDCNRQ1

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.7V ~ 5.5V  
Test Condition -40°C ~ 125°C  
Supplier Device Package SOT-23-8  
Series Automotive, AEC-Q100  
Sensor Type Digital, Local/Remote  
Sensing Temperature - Remote -40°C ~ 125°C  
Sensing Temperature - Local -40°C ~ 125°C  
Resolution 12 b  
Product Attribute Attribute Value  
Package / Case SOT-23-8  
Package Tape & Reel (TR)  
Output Type I²C/SMBus  
Operating Temperature -40°C ~ 125°C  
Mounting Type Surface Mount  
Features -  
Base Product Number TMP421  
Accuracy - Highest (Lowest) ±1°C (±5°C)  

Parts Introduction

Manufacturer Part Number

TMP421AQDCNRQ1

Manufacturer

Texas Instruments

Introduction

The TMP421AQDCNRQ1 is a digital temperature sensor with a 12-bit analog-to-digital converter (ADC) and an I2C/SMBus compatible interface.

Product Features and Performance

12-bit ADC resolution

Accuracy of ±1°C (maximum)

Operating temperature range of -40°C to 125°C

Local and remote temperature sensing capabilities

Low power consumption

I2C/SMBus compatible interface

Product Advantages

High accuracy temperature measurement

Wide operating temperature range

Ability to sense both local and remote temperatures

Low power consumption

Ease of integration through I2C/SMBus interface

Key Technical Parameters

Supply voltage: 2.7V to 5.5V

Temperature sensing range: -40°C to 125°C

Resolution: 12-bit

Accuracy: ±1°C (maximum)

Interface: I2C/SMBus

Quality and Safety Features

RoHS3 compliant

Automotive-grade, AEC-Q100 qualified

Compatibility

Compatible with a variety of microcontrollers and embedded systems through the I2C/SMBus interface

Application Areas

Automotive electronics

Industrial control systems

Consumer electronics

Medical devices

Product Lifecycle

The TMP421AQDCNRQ1 is an active and widely available product from Texas Instruments.

Replacement or upgraded products may be available in the future as technology evolves.

Several Key Reasons to Choose This Product

High accuracy temperature measurement

Wide operating temperature range

Ability to sense both local and remote temperatures

Low power consumption

Easy integration through I2C/SMBus interface

Automotive-grade, AEC-Q100 qualification for reliability in harsh environments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TMP421AQDCNRQ1

Product Attribute TMP421AQDCNRQ1 TMP411EDGKR TMP422AQDCNRQ1 TMP422AIDCNT
Part Number TMP421AQDCNRQ1 TMP411EDGKR TMP422AQDCNRQ1 TMP422AIDCNT
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Features - One-Shot, Output Switch, Programmable Limit, Programmable Resolution, Shutdown Mode Programmable Limit One-Shot, Output Switch, Programmable Limit, Shutdown Mode
Sensing Temperature - Local -40°C ~ 125°C -55°C ~ 150°C -40°C ~ 125°C -40°C ~ 125°C
Voltage - Supply 2.7V ~ 5.5V 2.7V ~ 5.5V 2.7V ~ 5.5V 2.7V ~ 5.5V
Package / Case SOT-23-8 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) SOT-23-8 SOT-23-8
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Test Condition -40°C ~ 125°C 15°C ~ 85°C (-40°C ~ 125°C) Local, 15°C ~ 75°C (-40°C ~ 125°C) Remote -40°C ~ 125°C 15°C ~ 85°C (-40°C ~ 125°C)
Accuracy - Highest (Lowest) ±1°C (±5°C) ±1°C (±2.5°C) Local, ±1°C (±5°C) Remote ±1°C (±3°C) ±1.5°C (±2.5°C)
Resolution 12 b 12 b 12 b 11 b
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Output Type I²C/SMBus SMBus I²C/SMBus SMBus
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Sensor Type Digital, Local/Remote Digital, Local/Remote Digital, Local/Remote Digital, Local/Remote
Sensing Temperature - Remote -40°C ~ 125°C -55°C ~ 150°C -40°C ~ 125°C -64°C ~ 191°C
Series Automotive, AEC-Q100 - Automotive, AEC-Q100 -
Supplier Device Package SOT-23-8 8-VSSOP SOT-23-8 SOT-23-8
Base Product Number TMP421 TMP411 TMP422 TMP422

TMP421AQDCNRQ1 Datasheet PDF

Download TMP421AQDCNRQ1 pdf datasheets and Texas Instruments documentation for TMP421AQDCNRQ1 - Texas Instruments.

HTML Datasheet
TMP42x-Q1 Datasheet.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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TMP421AQDCNRQ1 Image

TMP421AQDCNRQ1

Texas Instruments
32D-TMP421AQDCNRQ1

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